#VU102751 Resource exhaustion in Windows and Windows Server - CVE-2025-21300

Cybersecurity Help s.r.o.

Published: 2025-01-14

Vulnerability identifier: #VU102751

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-21300

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in Windows upnphost.dll. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: 10 21H2 10.0.19041.3920, 10 21H2 10.0.19043.4529, 10 21H2 10.0.19044.1147, 10 21H2 10.0.19044.1149, 10 21H2 10.0.19044.1151, 10 21H2 10.0.19044.1165, 10 21H2 10.0.19044.1200, 10 21H2 10.0.19044.1202 - 11 22H2 10.0.22621.4249, 10 21H2 10.0.19044.1237 - 11 24H2 10.0.26100.2894, 10 21H2 10.0.19044.1263, 10 21H2 10.0.19044.1266, 10 21H2 10.0.19044.1288, 10 21H2 10.0.19044.1319, 10 21H2 10.0.19044.1320, 10 21H2 10.0.19044.1348, 10 21H2 10.0.19044.1379, 10 21H2 10.0.19044.1381, 10 21H2 10.0.19044.1387, 10 21H2 10.0.19044.1415, 10 21H2 10.0.19044.1466, 10 21H2 10.0.19044.1469, 10 21H2 10.0.19044.1499, 10 21H2 10.0.19044.1503, 10 21H2 10.0.19044.1526, 10 21H2 10.0.19044.1566, 10 21H2 10.0.19044.1586, 10 21H2 10.0.19044.1618, 10 21H2 10.0.19044.1620, 10 21H2 10.0.19044.1645, 10 21H2 10.0.19044.1679, 10 21H2 10.0.19044.1682, 10 21H2 10.0.19044.1706, 10 21H2 10.0.19044.1708, 10 21H2 10.0.19044.1737, 10 21H2 10.0.19044.1739, 10 21H2 10.0.19044.1741, 10 21H2 10.0.19044.1766, 10 21H2 10.0.19044.1767, 10 21H2 10.0.19044.1806, 10 21H2 10.0.19044.1826, 10 21H2 10.0.19044.1862, 10 21H2 10.0.19044.1865, 10 21H2 10.0.19044.1889, 10 21H2 10.0.19044.1947, 10 21H2 10.0.19044.1949, 10 21H2 10.0.19044.2006, 10 21H2 10.0.19044.2075, 10 21H2 10.0.19044.2130, 10 21H2 10.0.19044.2132, 10 21H2 10.0.19044.2192, 10 21H2 10.0.19044.2193, 10 21H2 10.0.19044.2194, 10 21H2 10.0.19044.2251, 10 21H2 10.0.19044.2311, 10 21H2 10.0.19044.2364, 10 21H2 10.0.19044.2486, 10 21H2 10.0.19044.2545, 10 21H2 10.0.19044.2546, 10 21H2 10.0.19044.2604, 10 21H2 10.0.19044.2673, 10 21H2 10.0.19044.2728, 10 21H2 10.0.19044.2788, 10 21H2 10.0.19044.2846, 10 21H2 10.0.19044.2965, 10 21H2 10.0.19044.3086, 10 21H2 10.0.19044.3208, 10 21H2 10.0.19044.3324, 10 21H2 10.0.19044.3448, 10 21H2 10.0.19044.3570, 10 21H2 10.0.19044.3693, 10 22H2 10.0.19045.2130, 10 22H2 10.0.19045.2132, 10 22H2 10.0.19045.2193, 10 22H2 10.0.19045.2194, 10 22H2 10.0.19045.2251, 10 22H2 10.0.19045.2301, 10 22H2 10.0.19045.2311, 10 22H2 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10.0.17763.1432, 10 1809 10.0.17763.1457, 10 1809 10.0.17763.1490, 10 1809 10.0.17763.1518, 10 1809 10.0.17763.1554, 10 1809 10.0.17763.1577, 10 1809 10.0.17763.1579, 10 1809 10.0.17763.1613, 10 1809 10.0.17763.1637, 10 1809 10.0.17763.1697, 10 1809 10.0.17763.1728, 10 1809 10.0.17763.1757, 10 1809 10.0.17763.1790, 10 1809 10.0.17763.1817, 10 1809 10.0.17763.1821, 10 1809 10.0.17763.1823, 10 1809 10.0.17763.1852, 10 1809 10.0.17763.1879, 10 1809 10.0.17763.1911, 10 1809 10.0.17763.1935, 10 1809 10.0.17763.1971, 10 1809 10.0.17763.1999, 10 1809 10.0.17763.2028, 10 1809 10.0.17763.2029, 10 1809 10.0.17763.2061, 10 1809 10.0.17763.2090, 10 1809 10.0.17763.2091, 10 1809 10.0.17763.2114, 10 1809 10.0.17763.2145, 10 1809 10.0.17763.2183, 10 1809 10.0.17763.2213, 10 1809 10.0.17763.2237, 10 1809 10.0.17763.2268, 10 1809 10.0.17763.2300, 10 1809 10.0.17763.2305, 10 1809 10.0.17763.2330, 10 1809 10.0.17763.2366, 10 1809 10.0.17763.2369, 10 1809 10.0.17763.2452, 10 1809 10.0.17763.2458, 10 1809 10.0.17763.2510, 10 1809 10.0.17763.2565, 10 1809 10.0.17763.2628, 10 1809 10.0.17763.2686, 10 1809 10.0.17763.2746, 10 1809 10.0.17763.2803, 10 1809 10.0.17763.2867, 10 1809 10.0.17763.2928, 10 1809 10.0.17763.2931, 10 1809 10.0.17763.2989, 10 1809 10.0.17763.3046, 10 1809 10.0.17763.3113, 10 1809 10.0.17763.3165, 10 1809 10.0.17763.3232, 10 1809 10.0.17763.3287, 10 1809 10.0.17763.3346, 10 1809 10.0.17763.3406, 10 1809 10.0.17763.3469, 10 1809 10.0.17763.3532, 10 1809 10.0.17763.3534, 10 1809 10.0.17763.3650, 10 1809 10.0.17763.3653, 10 1809 10.0.17763.3770, 10 1809 10.0.17763.3772, 10 1809 10.0.17763.3887, 10 1809 10.0.17763.4010, 10 1809 10.0.17763.4131, 10 1809 10.0.17763.4252, 10 1809 10.0.17763.4377, 10 1809 10.0.17763.4499, 10 1809 10.0.17763.4645, 10 1809 10.0.17763.4737, 10 1809 10.0.17763.4851, 10 1809 10.0.17763.4974, 10 1809 10.0.17763.5122, 10 1809 10.0.17763.5206, 10 1809 10.0.17763.5329, 10 1809 10.0.17763.5458, 10 1809 10.0.17763.5576, 10 1809 10.0.17763.5579, 10 1809 10.0.17763.5696, 10 1809 10.0.17763.5820, 10 1809 10.0.17763.5936, 10 1809 10.0.17763.6054, 10 1809 10.0.17763.6189, 10 1809 10.0.17763.6293, 10 1809 10.0.17763.6414, 10 1809 10.0.17763.6532, 10 1809 10.0.17763.6659, 11 22H2 10.0.22449.1000, 11 22H2 10.0.22454.1000, 11 22H2 10.0.22458.1000, 11 22H2 10.0.22463.1000, 11 22H2 10.0.22468.1000, 11 22H2 10.0.22471.1000, 11 22H2 10.0.22478.1000, 11 22H2 10.0.22478.1012, 11 22H2 10.0.22483.1000, 11 22H2 10.0.22483.1011, 11 22H2 10.0.22489.1000, 11 22H2 10.0.22494.1000, 11 22H2 10.0.22499.1000, 11 22H2 10.0.22499.1010, 11 22H2 10.0.22504.1000, 11 22H2 10.0.22504.1010, 11 22H2 10.0.22509.1000, 11 22H2 10.0.22509.1011, 11 22H2 10.0.22518.1000, 11 22H2 10.0.22518.1012, 11 22H2 10.0.22523.1000, 11 22H2 10.0.22526.1000, 11 22H2 10.0.22533.1001, 11 22H2 10.0.22538.1000, 11 22H2 10.0.22538.1010, 11 22H2 10.0.22543.1000, 11 22H2 10.0.22557.1, 11 22H2 10.0.22563.1, 11 22H2 10.0.22567.1, 11 22H2 10.0.22567.100, 11 22H2 10.0.22567.200, 11 22H2 10.0.22572.1, 11 22H2 10.0.22572.100, 11 22H2 10.0.22572.201, 11 22H2 10.0.22579.1, 11 22H2 10.0.22579.100, 11 22H2 10.0.22581.1, 11 22H2 10.0.22581.100, 11 22H2 10.0.22581.200, 11 22H2 10.0.22593.1, 11 22H2 10.0.22598.1, 11 22H2 10.0.22598.100, 11 22H2 10.0.22598.200, 11 22H2 10.0.22610.1, 11 22H2 10.0.22616.1, 11 22H2 10.0.22616.100, 11 22H2 10.0.22621.1, 11 22H2 10.0.22621.105, 11 22H2 10.0.22621.160, 11 22H2 10.0.22621.169, 11 22H2 10.0.22621.232, 11 22H2 10.0.22621.290, 11 22H2 10.0.22621.317, 11 22H2 10.0.22621.382, 11 22H2 10.0.22621.436, 11 22H2 10.0.22621.440, 11 22H2 10.0.22621.450, 11 22H2 10.0.22621.457, 11 22H2 10.0.22621.521, 11 22H2 10.0.22621.525, 11 22H2 10.0.22621.575, 11 22H2 10.0.22621.586, 11 22H2 10.0.22621.590, 11 22H2 10.0.22621.598, 11 22H2 10.0.22621.601, 11 22H2 10.0.22621.607, 11 22H2 10.0.22621.608, 11 22H2 10.0.22621.674, 11 22H2 10.0.22621.675, 11 22H2 10.0.22621.730, 11 22H2 10.0.22621.741, 11 22H2 10.0.22621.746, 11 22H2 10.0.22621.754, 11 22H2 10.0.22621.755, 11 22H2 10.0.22621.819, 11 22H2 10.0.22621.870, 11 22H2 10.0.22621.875, 11 22H2 10.0.22621.885

Windows Server: 2008 R2 6.1.7601.27117, 2008 R2 6.1.7601.27170, 2008 SP2, 2008 R2 SP1, 2008 R2 6.1.7601.27017, 2008 R2 6.1.7601.27067, 2008 R2 6.1.7601.27219, 2008 R2 6.1.7601.27277, 2008 R2 6.1.7601.27320, 2008 R2 6.1.7601.27366, 2008 R2 6.1.7601.27415, 2008 R2 6.1.7601.27467, 2008 6.0.6003.22567, 2008 6.0.6003.22618, 2008 6.0.6003.22668, 2008 6.0.6003.22720, 2008 6.0.6003.22769, 2008 6.0.6003.22825, 2008 6.0.6003.22870, 2008 6.0.6003.22918, 2008 6.0.6003.22966, 2008 6.0.6003.23016, 2012 Gold, 2012 R2 6.3.9600.21871, 2012 R2 6.3.9600.21924, 2012 R2 6.3.9600.21972, 2012 R2 6.3.9600.22023, 2012 R2 6.3.9600.22074, 2012 R2 6.3.9600.22134, 2012 R2 6.3.9600.22175, 2012 R2 6.3.9600.22221, 2012 R2 6.3.9600.22267, 2012 R2 6.3.9600.22318, 2012 6.2.9200.24768, 2012 6.2.9200.24821, 2012 6.2.9200.24868, 2012 6.2.9200.24919, 2012 6.2.9200.24975, 2012 6.2.9200.25031, 2012 6.2.9200.25073, 2012 6.2.9200.25118, 2012 6.2.9200.25165, 2012 6.2.9200.25222, 2016 10.0.14393.10, 2016 10.0.14393.51, 2016 10.0.14393.82, 2016 10.0.14393.105, 2016 10.0.14393.187, 2016 10.0.14393.222, 2016 10.0.14393.321, 2016 10.0.14393.351, 2016 10.0.14393.447, 2016 10.0.14393.479, 2016 10.0.14393.576, 2016 10.0.14393.693, 2016 10.0.14393.953, 2016 10.0.14393.969, 2016 10.0.14393.1066, 2016 10.0.14393.1198, 2016 10.0.14393.1358, 2016 10.0.14393.1378, 2016 10.0.14393.1480, 2016 10.0.14393.1532, 2016 10.0.14393.1537, 2016 10.0.14393.1593, 2016 10.0.14393.1613, 2016 10.0.14393.1670, 2016 10.0.14393.1715, 2016 10.0.14393.1737, 2016 10.0.14393.1770, 2016 10.0.14393.1794, 2016 10.0.14393.1797, 2016 10.0.14393.1884, 2016 10.0.14393.1914, 2016 10.0.14393.1944, 2016 10.0.14393.2007, 2016 10.0.14393.2035, 2016 10.0.14393.2068, 2016 10.0.14393.2097, 2016 10.0.14393.2125, 2016 10.0.14393.2155, 2016 10.0.14393.2156, 2016 10.0.14393.2189, 2016 10.0.14393.2214, 2016 10.0.14393.2248, 2016 10.0.14393.2273, 2016 10.0.14393.2312, 2016 10.0.14393.2339, 2016 10.0.14393.2363, 2016 10.0.14393.2368, 2016 10.0.14393.2395, 2016 10.0.14393.2396, 2016 10.0.14393.2430, 2016 10.0.14393.2457, 2016 10.0.14393.2485, 2016 10.0.14393.2515, 2016 10.0.14393.2551, 2016 10.0.14393.2580, 2016 10.0.14393.2608, 2016 10.0.14393.2639, 2016 10.0.14393.2641, 2016 10.0.14393.2665, 2016 10.0.14393.2670, 2016 10.0.14393.2724, 2016 10.0.14393.2759, 2016 10.0.14393.2791, 2016 10.0.14393.2828, 2016 10.0.14393.2848, 2016 10.0.14393.2879, 2016 10.0.14393.2906, 2016 10.0.14393.2908, 2016 10.0.14393.2941, 2016 10.0.14393.2969, 2016 10.0.14393.2972, 2016 10.0.14393.2999, 2016 10.0.14393.3025, 2016 10.0.14393.3053, 2016 10.0.14393.3056, 2016 10.0.14393.3085, 2016 10.0.14393.3115, 2016 10.0.14393.3144, 2016 10.0.14393.3181, 2016 10.0.14393.3204, 2016 10.0.14393.3206, 2016 10.0.14393.3242, 2016 10.0.14393.3243, 2016 10.0.14393.3274, 2016 10.0.14393.3300, 2016 10.0.14393.3326, 2016 10.0.14393.3384, 2016 10.0.14393.3443, 2016 10.0.14393.3474, 2016 10.0.14393.3504, 2016 10.0.14393.3542, 2016 10.0.14393.3564, 2016 10.0.14393.3595, 2016 10.0.14393.3630, 2016 10.0.14393.3659, 2016 10.0.14393.3686, 2016 10.0.14393.3750, 2016 10.0.14393.3755, 2016 10.0.14393.3808, 2016 10.0.14393.3866, 2016 10.0.14393.3930, 2016 10.0.14393.3986, 2016 10.0.14393.4046, 2016 10.0.14393.4048, 2016 10.0.14393.4104, 2016 10.0.14393.4169, 2016 10.0.14393.4225, 2016 10.0.14393.4283, 2016 10.0.14393.4288, 2016 10.0.14393.4350, 2016 10.0.14393.4402, 2016 10.0.14393.4467, 2016 10.0.14393.4470, 2016 10.0.14393.4530, 2016 10.0.14393.4532, 2016 10.0.14393.4583, 2016 10.0.14393.4651, 2016 10.0.14393.4704, 2016 10.0.14393.4770, 2016 10.0.14393.4771, 2016 10.0.14393.4825, 2016 10.0.14393.4827, 2016 10.0.14393.4886, 2016 10.0.14393.4889, 2016 10.0.14393.4946, 2016 10.0.14393.5006, 2016 10.0.14393.5066, 2016 10.0.14393.5125, 2016 10.0.14393.5127, 2016 10.0.14393.5192, 2016 10.0.14393.5246, 2016 10.0.14393.5291, 2016 10.0.14393.5356, 2016 10.0.14393.5427, 2016 10.0.14393.5429, 2016 10.0.14393.5501, 2016 10.0.14393.5502, 2016 10.0.14393.5582, 2016 10.0.14393.5648, 2016 10.0.14393.5717, 2016 10.0.14393.5786, 2016 10.0.14393.5850, 2016 10.0.14393.5921, 2016 10.0.14393.5989, 2016 10.0.14393.5996, 2016 10.0.14393.6085, 2016 10.0.14393.6167, 2016 10.0.14393.6252, 2016 10.0.14393.6351, 2016 10.0.14393.6452, 2016 10.0.14393.6529, 2016 10.0.14393.6614, 2016 10.0.14393.6709, 2016 10.0.14393.6796, 2016 10.0.14393.6800, 2016 10.0.14393.6897, 2016 10.0.14393.6981, 2016 10.0.14393.7070, 2016 10.0.14393.7159, 2016 10.0.14393.7259, 2016 10.0.14393.7336, 2016 10.0.14393.7428, 2016 10.0.14393.7515, 2016 10.0.14393.7606, 2016 10.0.14393.7699, 2022 10.0.20348.202, 2022 10.0.20348.230, 2022 10.0.20348.261, 2022 10.0.20348.288, 2022 10.0.20348.320, 2022 10.0.20348.350, 2022 10.0.20348.380, 2022 10.0.20348.405, 2022 10.0.20348.407, 2022 10.0.20348.469, 2022 10.0.20348.473, 2022 10.0.20348.502, 2022 10.0.20348.524, 2022 10.0.20348.558, 2022 10.0.20348.587, 2022 10.0.20348.617, 2022 10.0.20348.643, 2022 10.0.20348.681, 2022 10.0.20348.707, 2022 10.0.20348.709, 2022 10.0.20348.740, 2022 10.0.20348.768, 2022 10.0.20348.803, 2022 10.0.20348.825, 2022 10.0.20348.859, 2022 10.0.20348.887, 2022 10.0.20348.946, 2022 10.0.20348.1006, 2022 10.0.20348.1070, 2022 10.0.20348.1129, 2022 10.0.20348.1131, 2022 10.0.20348.1194, 2022 10.0.20348.1249, 2022 10.0.20348.1251, 2022 10.0.20348.1311, 2022 10.0.20348.1366, 2022 10.0.20348.1368, 2022 10.0.20348.1487, 2022 10.0.20348.1547, 2022 10.0.20348.1607, 2022 10.0.20348.1668, 2022 10.0.20348.1726, 2022 10.0.20348.1787, 2022 10.0.20348.1850, 2022 10.0.20348.1906, 2022 10.0.20348.1970, 2022 10.0.20348.2031, 2022 10.0.20348.2113, 2022 10.0.20348.2159, 2022 10.0.20348.2227, 2022 10.0.20348.2322, 2022 10.0.20348.2333, 2022 10.0.20348.2340, 2022 10.0.20348.2342, 2022 10.0.20348.2402, 2022 10.0.20348.2458, 2022 10.0.20348.2461, 2022 10.0.20348.2522, 2022 10.0.20348.2527, 2022 10.0.20348.2582, 2022 10.0.20348.2655, 2022 10.0.20348.2695, 2022 10.0.20348.2700, 2022 10.0.20348.2762, 2022 10.0.20348.2849, 2022 10.0.20348.2908, 2022 10.0.20348.2966, 2022 23H2 10.0.25398.887, 2022 23H2 10.0.25398.1009, 2022 23H2 10.0.25398.1128, 2022 23H2 10.0.25398.1189, 2022 23H2 10.0.25398.1251, 2022 23H2 10.0.25398.1308, 2025 10.0.26100.1742, 2025 10.0.26100.2240, 2025 10.0.26100.2314, 2025 10.0.26100.2528, 2025 10.0.26100.2605

External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-21300

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability

Multiple vulnerabilities in Microsoft Windows upnphost.dll