CVE-2016-2109: openssl Resource Management Errors
CVSS: 7.8v2.0HighModified
AliasesALPINE-CVE-2016-2109UBUNTU-CVE-2016-2109DEBIAN-CVE-2016-2109
Published 05-05-2016Last modified 05-08-2024
Vulnerability summary
CVE-2016-2109 is a high (CVSS 7.8) Resource Management Errors vulnerability in openssl. EPSS estimates a 29.21% chance of exploitation in the next 30 days, higher than 98.1% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
29.21%
0%100%
High · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 14 · Related 8Timeline
- 05-05-2016PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in the ASN.1 BIO implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (memory consumption) via a short invalid encoding.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
29.21%
Chance of exploitation in the next 30 days
Percentile
98%
Versus all other CVEs
30-day change
0.00 pp
From 29.21% on 18-09-2026
18-09-202618-10-2026
EPSS score29.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat7 products
- enterprise_linux_desktop7.0 | 6.0
- enterprise_linux_hpc_node7.0 | 6.0
- enterprise_linux_hpc_node_eus7.2
- enterprise_linux_server7.0 | 6.0
- enterprise_linux_server_aus7.2
Alpine1 product
- openssl< 1.0.2h-r0
Debian1 product
- openssl< 1.0.2h-1
Openssl1 product
- opensslEOL≤ 1.0.1s | 1.0.2 | 1.0.2:beta1 | 1.0.2:beta2 | 1.0.2:beta3 | 1.0.2a | 1.0.2b | 1.0.2c | 1.0.2d | 1.0.2e | 1.0.2f | 1.0.2g
Ubuntu1 product
- openssl< 1.0.1f-1ubuntu2.19 | < 1.0.2g-1ubuntu4.1
5 vendors · 11 products
References
60 links- rhn.redhat.com/errata/RHSA-2016-2056.htmlVendor Advisory
- rhn.redhat.com/errata/RHSA-2016-2073.htmlVendor Advisory
Show all 60 references
www.debian.org/security/2016/dsa-3566Vendor Advisory- security.gentoo.org/glsa/201612-16Vendor Advisory
- www.securitytracker.com/id/1035721VDB Entry
- rhn.redhat.com/errata/RHSA-2016-0996.htmlVendor Advisory
- www.securityfocus.com/bid/91787VDB Entry
- rhn.redhat.com/errata/RHSA-2016-2957.htmlVendor Advisory
- www.ubuntu.com/usn/USN-2959-1Vendor Advisory
- www.securityfocus.com/bid/87940VDB Entry
- rhn.redhat.com/errata/RHSA-2016-0722.htmlVendor Advisory