SB2022052018 - Multiple vulnerabilities in Vim
Published: May 20, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2022-1381)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input. 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.
2) Use of Out-of-range Pointer Offset (CVE-ID: CVE-2022-1420)
CWE-ID: CWE-823 - Use of Out-of-range Pointer Offset
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to cause a denial of service on the target application.
The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open a specially crafted file, trigger a use of out-of-range pointer offset and crash the application.
3) Heap-based buffer overflow (CVE-ID: CVE-2022-1616)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. 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.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
4) Heap-based buffer overflow (CVE-ID: CVE-2022-1621)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. 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.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.
References
- https://huntr.dev/bounties/55f9c0e8-c221-48b6-a00e-bdcaebaba4a4
- https://github.com/vim/vim/commit/f50808ed135ab973296bca515ae4029b321afe47
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X6E457NYOIRWBJHKB7ON44UY5AVTG4HU/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KVPZVE2CIE2NGCHZDMEHPBWN3LK2UQAA/
- https://github.com/vim/vim/commit/8b91e71441069b1dde9ac9ff9d9a829b1b4aecca
- https://huntr.dev/bounties/a4323ef8-90ea-4e1c-90e9-c778f0ecf326
- https://github.com/vim/vim/commit/d88934406c5375d88f8f1b65331c9f0cab68cc6c
- https://huntr.dev/bounties/40f1d75f-fb2f-4281-b585-a41017f217e2
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6BY5P7ERZS7KXSBCGFCOXLMLGWUUJIH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JUN33257RUM4RS2I4GZETKFSAXPETATG/
- https://huntr.dev/bounties/520ce714-bfd2-4646-9458-f52cd22bb2fb
- https://github.com/vim/vim/commit/7c824682d2028432ee082703ef0ab399867a089b