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CVE-2015-7182

28
FAUCET Score

CVE-2015-7182 is a critical heap-based buffer overflow vulnerability in the ASN.1 decoder of Mozilla Network Security Services (NSS) versions prior to 3.19.2.1 and 3.20.1. This flaw, affecting products like Firefox and Oracle, allows remote attackers to trigger a denial of service or potentially execute arbitrary code through specially crafted OCTET STRING data. With a CVSS score of 9.8 (CRITICAL), it has a low attack complexity and requires no user interaction, enabling full compromise of confidentiality, integrity, and availability. While there is no known active exploitation, public exploit code, or KEV entry, the vulnerability has garnered some community discussion and media coverage, indicating awareness of its potential impact.

Impacted Technologies

VendorProductVersion(s)CPE
11.1.1.7.0CPE matchmatch criteria
cpe:2.3:a:oracle:traffic_director:11.1.1.7.0:*:*:*:*:*:*:*
11.1.1.9.0CPE matchmatch criteria
cpe:2.3:a:oracle:traffic_director:11.1.1.9.0:*:*:*:*:*:*:*
3.0-0.7CPE matchmatch criteria
cpe:2.3:a:oracle:opensso:3.0-0.7:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:oracle:iplanet_web_proxy_server:4.0:*:*:*:*:*:*:*
38.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
10.24%
Probability of exploitation in next 30 days
EPSS Percentile
95.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1024 is in the 91st percentile among its peer group of 36,862 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (23)

oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nspr-0:4.10.8-2.el5_11
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nss-0:3.19.1-2.el5_11
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nspr-0:4.10.8-2.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-0:3.19.1-5.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-util-0:3.19.1-2.el6_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.2 Advanced Update SupportFixed in: nspr-0:4.8.9-6.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.2 Advanced Update SupportFixed in: nss-0:3.13.1-12.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.2 Advanced Update SupportFixed in: nss-util-0:3.13.1-9.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.4 Advanced Update SupportFixed in: nspr-0:4.9.5-5.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.4 Advanced Update SupportFixed in: nss-0:3.14.3-9.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.4 Advanced Update SupportFixed in: nss-util-0:3.14.3-7.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.5 Extended Update SupportFixed in: nspr-0:4.10.6-2.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.5 Extended Update SupportFixed in: nss-0:3.16.1-9.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.5 Extended Update SupportFixed in: nss-util-0:3.16.1-3.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.6 Extended Update SupportFixed in: nspr-0:4.10.8-2.el6_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.6 Extended Update SupportFixed in: nss-0:3.19.1-4.el6_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.6 Extended Update SupportFixed in: nss-util-0:3.19.1-2.el6_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nspr-0:4.10.8-2.ael7b_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nss-util-0:3.19.1-4.ael7b_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nss-0:3.19.1-7.ael7b_1.2
View patch
mozillavendor investigatingvia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: nss

Vendor Advisories (1)

redhatCVE-2015-7182Critical

nss: ASN.1 decoder heap overflow when decoding constructed OCTET STRING that mixes indefinite and definite length encodings (MFSA 2015-133)

Nov 3, 2015

References

lists.opensuse.org / opensuse-security-announce/2015-11/msg00013.html
lists.opensuse.org / opensuse-security-announce/2015-11/msg00015.html
lists.opensuse.org / opensuse-security-announce/2015-11/msg00020.html
lists.opensuse.org / opensuse-security-announce/2015-11/msg00021.html
lists.opensuse.org / opensuse-security-announce/2015-11/msg00025.html
lists.opensuse.org / opensuse-updates/2015-12/msg00037.html
lists.opensuse.org / opensuse-updates/2015-12/msg00049.html
packetstormsecurity.com / files/134268/Slackware-Security-Advisory-mozilla-nss-Updates.html
rhn.redhat.com / errata/RHSA-2015-1980.html
rhn.redhat.com / errata/RHSA-2015-1981.html
bto.bluecoat.com / security-advisory/sa119
bugzilla.mozilla.org / show_bug.cgi
developer.mozilla.org / en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes
Vendor Advisory
developer.mozilla.org / en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes
Vendor Advisory
developer.mozilla.org / en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes
Vendor Advisory
security.gentoo.org / glsa/201512-10
security.gentoo.org / glsa/201605-06
debian.org / security/2015/dsa-3393
debian.org / security/2015/dsa-3410
debian.org / security/2016/dsa-3688
mozilla.org / security/announce/2015/mfsa2015-133.html
Vendor Advisory
oracle.com / technetwork/security-advisory/cpuapr2016v3-2985753.html
Patch
oracle.com / technetwork/security-advisory/cpujul2016-2881720.html
oracle.com / technetwork/security-advisory/cpuoct2017-3236626.html
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
oracle.com / technetwork/topics/security/linuxbulletinoct2015-2719645.html
oracle.com / technetwork/topics/security/ovmbulletinjul2016-3090546.html
securityfocus.com / bid/77416
securityfocus.com / bid/91787
securitytracker.com / id/1034069
slackware.com / security/viewer.php
ubuntu.com / usn/USN-2785-1
ubuntu.com / usn/USN-2791-1
ubuntu.com / usn/USN-2819-1