Multiple vulnerabilities in Vim



Published: 2022-05-20
Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2022-1733
CVE-2022-1674
CVE-2022-1629
CVE-2022-1735
CVE-2022-1771
CVE-2022-1785
CVE-2022-1796
CWE-ID CWE-122
CWE-476
CWE-125
CWE-120
CWE-121
CWE-787
CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Vim
Client/Desktop applications / Office applications

Vendor

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU63492

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-1733

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in skip_string() function. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4968


CPE2.3 External links

http://huntr.dev/bounties/6ff03b27-472b-4bef-a2bf-410fae65ff0a
http://github.com/vim/vim/commit/60ae0e71490c97f2871a6344aca61cacf220f813
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QKIX5HYKWXWG6QBCPPTPQ53GNOFHSAIS/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) NULL pointer dereference

EUVDB-ID: #VU63491

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1674

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Vim: before 8.2.4938


CPE2.3 External links

http://huntr.dev/bounties/a74ba4a4-7a39-4a22-bde3-d2f8ee07b385
http://github.com/vim/vim/commit/a59f2dfd0cf9ee1a584d3de5b7c2d47648e79060
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ODXVYZC5Z4XRRZK7CK6B6IURYVYHA25U/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Out-of-bounds read

EUVDB-ID: #VU63490

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-1629

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a boundary condition in find_next_quote() function. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error, perform a denial of service attack, modify memory, and execute arbitrary code.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4925


CPE2.3 External links

http://github.com/vim/vim/commit/53a70289c2712808e6d4e88927e03cac01b470dd
http://huntr.dev/bounties/e26d08d4-1886-41f0-9af4-f3e1bf3d52ee
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

4) Buffer overflow

EUVDB-ID: #VU63489

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-1735

CWE-ID: CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in utfc_ptr2len() function. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4969


CPE2.3 External links

http://github.com/vim/vim/commit/7ce5b2b590256ce53d6af28c1d203fb3bc1d2d97
http://huntr.dev/bounties/c9f85608-ff11-48e4-933d-53d1759d44d9

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

5) Stack-based buffer overflow

EUVDB-ID: #VU63488

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1771

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when providing certain input. A remote attacker can trigger stack-based buffer overflow and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4975


CPE2.3 External links

http://huntr.dev/bounties/faa74175-5317-4b71-a363-dfc39094ecbb
http://github.com/vim/vim/commit/51f0bfb88a3554ca2dde777d78a59880d1ee37a8

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

6) Out-of-bounds write

EUVDB-ID: #VU63487

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-1785

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code

The vulnerability exists due to a boundary error when processing untrusted input in vim_regsub_both() function. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4977


CPE2.3 External links

http://huntr.dev/bounties/8c969cba-eef2-4943-b44a-4e3089599109
http://github.com/vim/vim/commit/e2bd8600b873d2cd1f9d667c28cba8b1dba18839

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

7) Use-after-free

EUVDB-ID: #VU63485

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-1796

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 8.2.4979


CPE2.3 External links

http://github.com/vim/vim/commit/28d032cc688ccfda18c5bbcab8b50aba6e18cde5
http://huntr.dev/bounties/f6739b58-49f9-4056-a843-bf76bbc1253e

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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