CVE-2021-20193CWE-125CWE-401

CVE-2021-20193

Low · published March 26, 2021

CVSS v3.1
3.3
EPSS
1%
Percentile
65.0
In the wild
Unconfirmed
What it is

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.01087 · 65.0th percentile
Weaknesses
CWE-125 · Out-of-bounds Read; CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2021-03-26T21:15Z
Affected products (1)
ProductVersionsFixed in
gnu/tar≤ 1.33—
References (9)
https://bugzilla.redhat.com/show_bug.cgi?id=1917565 · [email protected]https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777 · [email protected]https://savannah.gnu.org/bugs/?59897 · [email protected]https://security.gentoo.org/glsa/202105-29 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=1917565 · af854a3a-2127-422b-91ae-364da2661108https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777 · af854a3a-2127-422b-91ae-364da2661108https://savannah.gnu.org/bugs/?59897 · af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202105-29 · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-398330.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 26 MAR 16:41Z
    A flaw was found in the src/list.c of tar 1.33 and earlier
    cvelistv5