CVE-2022-3620CWE-119

Exim DMARC dmarc.c dmarc_dns_lookup use after free

Medium · published October 20, 2022

CVSS v3.1
5.6
EPSS
1%
Percentile
62.0
In the wild
Unconfirmed
What it is

A vulnerability was found in Exim and classified as problematic. This issue affects the function dmarc_dns_lookup of the file dmarc.c of the component DMARC Handler. The manipulation leads to use after free. The attack may be initiated remotely. The name of the patch is 12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211919.

The record
Technical detail
CVSS v3.1
5.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00984 · 62.0th percentile
Weakness
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer
Published
2022-10-20T00:00Z
EPSS history
Timeline
  • 20 OCT 00:00Z
    Exim DMARC dmarc.c dmarc_dns_lookup use after free
    cvelistv5