#VU48979 XML External Entity injection in jackson-databind


Published: 2020-12-03 | Updated: 2024-03-26

Vulnerability identifier: #VU48979

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-25649

CWE-ID: CWE-611

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
jackson-databind
Universal components / Libraries / Libraries used by multiple products

Vendor: FasterXML

Description

The vulnerability allows a remote attacker to modify information on the system.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote attacker can pass a specially crafted XML code to the affected application and modify information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

jackson-databind: 2.10.0 - 2.10.5


External links
http://bugzilla.redhat.com/show_bug.cgi?id=1887664
http://github.com/FasterXML/jackson-databind/issues/2589
http://lists.apache.org/thread.html/r1b7ed0c4b6c4301d4dfd6fdbc5581b0a789d3240cab55d766f33c6c6@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/r2882fc1f3032cd7be66e28787f04ec6f1874ac68d47e310e30ff7eb1@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/r2b6ddb3a4f4cd11d8f6305011e1b7438ba813511f2e3ab3180c7ffda@%3Ccommits.druid.apache.org%3E
http://lists.apache.org/thread.html/r63c87aab97155f3f3cbe11d030c4a184ea0de440ee714977db02e956@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/ra1157e57a01d25e36b0dc17959ace758fc21ba36746de29ba1d8b130@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/rc15e90bbef196a5c6c01659e015249d6c9a73581ca9afb8aeecf00d2@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/rc959cdb57c4fe198316130ff4a5ecbf9d680e356032ff2e9f4f05d54@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/rd317f15a675d114dbf5b488d27eeb2467b4424356b16116eb18a652d@%3Cjira.kafka.apache.org%3E
http://lists.apache.org/thread.html/re96dc7a13e13e56190a5d80f9e5440a0d0c83aeec6467b562fbf2dca@%3Cjira.kafka.apache.org%3E


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.


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