CVE-2012-2333

medium

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

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CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

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

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Debian Fixed 5 releases

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

Community-verified mitigations for this CVE will appear above when contributors publish them.

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