Vulnerability Details : CVE-2022-4121
Potential exploit
In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2022-4121
- cpe:2.3:a:libetpan_project:libetpan:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-4121
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-4121
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2022-4121
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- nvd@nist.gov (Primary)
- patrick@puiterwijk.org (Secondary)
References for CVE-2022-4121
-
https://github.com/dinhvh/libetpan/commit/5c9eb6b6ba64c4eb927d7a902317410181aacbba
Fixed crash when st_info_list is NULL. Fixes #420. Fixes CVE-2022-4121. · dinhvh/libetpan@5c9eb6b · GitHubPatch;Third Party Advisory
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https://github.com/dinhvh/libetpan/issues/420
Null Pointer Dereference STATUS Response · Issue #420 · dinhvh/libetpan · GitHubExploit;Issue Tracking;Patch;Third Party Advisory
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