Improper input validation in Gnu Gzip
CVE-2022-1271
An arbitrary file write vulnerability was found in GNU gzip's zgrep utility. When zgrep is applied on the attacker's chosen file name (for example, a crafted file name), this can overwrite an attacker's content to an arbitrary attacker-sel…
EPSS: 0.043 (90.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Gnu Gzip
- Tukaani Xz
- Debian Debian_linux — versions 10.0
- Redhat Jboss_data_grid — versions 7.0.0
- N/a Gzip, Xz-utils — versions Fixed in gzip 1.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (x_refsource_MISC, Broken Link)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-1271?
- CVE-2022-1271 is a high-severity vulnerability in Gnu Gzip, classified under CWE-179. CVSS score: 8.8/10. Published 2022-08-31.
- How severe is CVE-2022-1271?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-1271 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.