Out-of-bounds Read in Isc Bind

CVE-2022-2881

The underlying bug might cause read past end of the buffer and either read memory it should not read, or crash the process.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (61.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H.

Affected products

Isc Bind
Isc Bind9 — versions Open Source Branch 9.18 9.18.0 through versions before 9.18.7, Development Branch 9.19 9.19.0 through versions before 9.19.5

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

karimhabush/cyberowl

References

security-officer@isc.org (Patch, Vendor Advisory)
security-officer@isc.org (mailing-list, Patch, Mailing List, Third Party Advisory)
security-officer@isc.org (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2022-2881?: CVE-2022-2881 is a medium-severity vulnerability in Isc Bind, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2022-09-21.
How severe is CVE-2022-2881?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-2881 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.