CVE-2012-2333

medium

Published 2012-05-14 · Modified 2026-04-29

CVSS v3

—

CVSS v2

6.8

VIR risk

6.8

Description

Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-2333

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`1.0.1c-1`
debian	bullseye	fixed	`1.0.1c-1`
debian	forky	fixed	`1.0.1c-1`
debian	sid	fixed	`1.0.1c-1`
debian	trixie	fixed	`1.0.1c-1`

Application impact

Vendor	Product	Versions
openssl	openssl	`{"endIncluding":"0.9.8w"}`
openssl	openssl	`0.9.1c`
openssl	openssl	`0.9.2b`
openssl	openssl	`0.9.3`
openssl	openssl	`0.9.3a`
openssl	openssl	`0.9.4`
openssl	openssl	`0.9.5`
openssl	openssl	`0.9.5a`
openssl	openssl	`0.9.6`
openssl	openssl	`0.9.6a`
openssl	openssl	`0.9.6b`
openssl	openssl	`0.9.6c`
openssl	openssl	`0.9.6d`
openssl	openssl	`0.9.6e`
openssl	openssl	`0.9.6f`
openssl	openssl	`0.9.6g`
openssl	openssl	`0.9.6h`
openssl	openssl	`0.9.6i`
openssl	openssl	`0.9.6j`
openssl	openssl	`0.9.6k`
openssl	openssl	`0.9.6l`
openssl	openssl	`0.9.6m`
openssl	openssl	`0.9.7`
openssl	openssl	`0.9.7a`
openssl	openssl	`0.9.7b`
openssl	openssl	`0.9.7c`
openssl	openssl	`0.9.7d`
openssl	openssl	`0.9.7e`
openssl	openssl	`0.9.7f`
openssl	openssl	`0.9.7g`
openssl	openssl	`0.9.7h`
openssl	openssl	`0.9.7i`
openssl	openssl	`0.9.7j`
openssl	openssl	`0.9.7k`
openssl	openssl	`0.9.7l`
openssl	openssl	`0.9.7m`
openssl	openssl	`0.9.8`
openssl	openssl	`0.9.8a`
openssl	openssl	`0.9.8b`
openssl	openssl	`0.9.8c`
openssl	openssl	`0.9.8d`
openssl	openssl	`0.9.8e`
openssl	openssl	`0.9.8f`
openssl	openssl	`0.9.8g`
openssl	openssl	`0.9.8h`
openssl	openssl	`0.9.8i`
openssl	openssl	`0.9.8j`
openssl	openssl	`0.9.8k`
openssl	openssl	`0.9.8l`
openssl	openssl	`0.9.8m`
openssl	openssl	`0.9.8n`
openssl	openssl	`0.9.8o`
openssl	openssl	`0.9.8p`
openssl	openssl	`0.9.8q`
openssl	openssl	`0.9.8r`
openssl	openssl	`0.9.8s`
openssl	openssl	`0.9.8t`
openssl	openssl	`0.9.8u`
openssl	openssl	`0.9.8v`
redhat	openssl	`0.9.6-15`
redhat	openssl	`0.9.6b-3`
redhat	openssl	`0.9.7a-2`
openssl	openssl	`1.0.0`
openssl	openssl	`1.0.0a`
openssl	openssl	`1.0.0b`
openssl	openssl	`1.0.0c`
openssl	openssl	`1.0.0d`
openssl	openssl	`1.0.0e`
openssl	openssl	`1.0.0f`
openssl	openssl	`1.0.0g`
openssl	openssl	`1.0.0h`
openssl	openssl	`1.0.1`
openssl	openssl	`1.0.1a`
openssl	openssl	`1.0.1b`

References

CWEs

CWE-189

Verify integrity in audit chain (admin only). AS-IS.