CVE-2016-2105

What it is

Integer overflow in the EVP_EncodeUpdate function in crypto/evp/encode.c in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (heap memory corruption) via a large amount of binary data.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

39.6% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2016-05-05 01:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:43 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 39.6% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2016-05-05 01:59 UTC

Last modified

2026-06-17 00:43 UTC

Exploit probability

39.6% · EPSS, next 30 days

Weakness

CWE-190 · Integer overflow

Record status

Modified

Affected

• Redhat Enterprise Linux Desktop 6.0
• Redhat Enterprise Linux Hpc Node 6
• Redhat Enterprise Linux Server 6.0
• Redhat Enterprise Linux Workstation 6.0
• Opensuse Leap 42.1
• Opensuse 13.2
• Oracle MySQL ≤ 5.6.30
• Oracle MySQL ≤ 5.7.12

Attack profile CVSS 3.1 · 7.5

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

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