nss: use-after-poison in sec_asn1d_parse_leaf() (MFSA 2015-133)
Published Nov 5, 2015
7.5
HIGHCVSS 2.0
EPSS 7.51%
Description
The sec_asn1d_parse_leaf function in Mozilla Network Security Services (NSS) before 3.19.2.1 and 3.20.x before 3.20.1, as used in Firefox before 42.0 and Firefox ESR 38.x before 38.4 and other products, improperly restricts access to an unspecified data structure, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted OCTET STRING data, related to a "use-after-poison" issue.
Affected products
No data.
Configuration 1
- ≤ 3.19.2.0
- 3.20.0
Configuration 3
No data.
Red Hat Enterprise Linux 5
nspr-0:4.10.8-2.el5_11
Fixed · RHSA-2015:1980
Red Hat Enterprise Linux 5
nss-0:3.19.1-2.el5_11
Fixed · RHSA-2015:1980
Red Hat Enterprise Linux 6
nspr-0:4.10.8-2.el6_7
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 6
nss-0:3.19.1-5.el6_7
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 6
nss-util-0:3.19.1-2.el6_7
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 6.2 Advanced Update Support
nspr-0:4.8.9-6.el6_2
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.2 Advanced Update Support
nss-0:3.13.1-12.el6_2
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.2 Advanced Update Support
nss-util-0:3.13.1-9.el6_2
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.4 Advanced Update Support
nspr-0:4.9.5-5.el6_4
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.4 Advanced Update Support
nss-0:3.14.3-9.el6_4
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.4 Advanced Update Support
nss-util-0:3.14.3-7.el6_4
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.5 Extended Update Support
nspr-0:4.10.6-2.el6_5
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.5 Extended Update Support
nss-0:3.16.1-9.el6_5
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.5 Extended Update Support
nss-util-0:3.16.1-3.el6_5
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.6 Extended Update Support
nspr-0:4.10.8-2.el6_6
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.6 Extended Update Support
nss-0:3.19.1-4.el6_6
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 6.6 Extended Update Support
nss-util-0:3.19.1-2.el6_6
Fixed · RHSA-2015:2068
Red Hat Enterprise Linux 7
nspr-0:4.10.8-2.ael7b_1
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 7
nss-0:3.19.1-7.ael7b_1.2
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 7
nss-util-0:3.19.1-4.ael7b_1
Fixed · RHSA-2015:1981
Red Hat Enterprise Linux 4
nss
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | nspr-0:4.10.8-2.el5_11 | Fixed | RHSA-2015:1980 |
| Red Hat Enterprise Linux 5 | nss-0:3.19.1-2.el5_11 | Fixed | RHSA-2015:1980 |
| Red Hat Enterprise Linux 6 | nspr-0:4.10.8-2.el6_7 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 6 | nss-0:3.19.1-5.el6_7 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 6 | nss-util-0:3.19.1-2.el6_7 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 6.2 Advanced Update Support | nspr-0:4.8.9-6.el6_2 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.2 Advanced Update Support | nss-0:3.13.1-12.el6_2 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.2 Advanced Update Support | nss-util-0:3.13.1-9.el6_2 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.4 Advanced Update Support | nspr-0:4.9.5-5.el6_4 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.4 Advanced Update Support | nss-0:3.14.3-9.el6_4 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.4 Advanced Update Support | nss-util-0:3.14.3-7.el6_4 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.5 Extended Update Support | nspr-0:4.10.6-2.el6_5 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.5 Extended Update Support | nss-0:3.16.1-9.el6_5 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.5 Extended Update Support | nss-util-0:3.16.1-3.el6_5 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.6 Extended Update Support | nspr-0:4.10.8-2.el6_6 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.6 Extended Update Support | nss-0:3.19.1-4.el6_6 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 6.6 Extended Update Support | nss-util-0:3.19.1-2.el6_6 | Fixed | RHSA-2015:2068 |
| Red Hat Enterprise Linux 7 | nspr-0:4.10.8-2.ael7b_1 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 7 | nss-0:3.19.1-7.ael7b_1.2 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 7 | nss-util-0:3.19.1-4.ael7b_1 | Fixed | RHSA-2015:1981 |
| Red Hat Enterprise Linux 4 | nss | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.51% (0.07507) | 94.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.51% (0.07507) | 93.69th | v5 (v2026.06.15) |
| Mar 3, 2026 | 5.02% (0.05021) | 89.59th | v4 (v2025.03.14) |
| Feb 21, 2026 | 9.61% (0.09612) | 92.73th | v4 (v2025.03.14) |
| Feb 19, 2026 | 18.19% (0.18188) | 95.04th | v4 (v2025.03.14) |
| Jan 25, 2026 | 20.86% (0.20860) | 95.46th | v4 (v2025.03.14) |
| Jan 20, 2026 | 22.70% (0.22702) | 95.68th | v4 (v2025.03.14) |
| Jan 1, 2026 | 20.43% (0.20434) | 95.39th | v4 (v2025.03.14) |
| Dec 7, 2025 | 22.25% (0.22247) | 95.58th | v4 (v2025.03.14) |
| Jun 27, 2025 | 24.81% (0.24811) | 95.86th | v4 (v2025.03.14) |
| Apr 21, 2025 | 27.05% (0.27053) | 96.04th | v4 (v2025.03.14) |
| Mar 30, 2025 | 24.59% (0.24588) | 95.67th | v4 (v2025.03.14) |
| Mar 29, 2025 | 41.58% (0.41575) | 96.12th | v4 (v2025.03.14) |
| Mar 19, 2025 | 24.59% (0.24588) | 95.46th | v4 (v2025.03.14) |
| Mar 17, 2025 | 27.98% (0.27981) | 96.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 7.25% (0.07247) | 94.31th | v3 (v2023.03.01) |
| Jul 12, 2024 | 7.25% (0.07247) | 94.10th | v3 (v2023.03.01) |
| Mar 10, 2024 | 6.84% (0.06838) | 93.70th | v3 (v2023.03.01) |
| Dec 4, 2023 | 7.48% (0.07482) | 93.40th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.33% (0.07326) | 92.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.23% (0.08228) | 93.49th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.23% (0.08228) | 92.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.23% (0.08228) | 82.23th | v2 (v2022.01.01) |
References (40)
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00013.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00015.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00020.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00021.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00037.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00049.html vendor-advisoryx_refsource_SUSE
- http://packetstormsecurity.com/files/134268/Slackware-Security-Advisory-mozilla-nss-Updates.html x_refsource_MISC
- http://rhn.redhat.com/errata/RHSA-2015-1980.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-1981.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3393 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2015/dsa-3410 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2016/dsa-3688 vendor-advisoryx_refsource_DEBIAN
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html x_refsource_CONFIRMVendor Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/77416 vdb-entryx_refsource_BID
- http://www.securityfocus.com/bid/91787 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1034069 vdb-entryx_refsource_SECTRACK
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.399753 vendor-advisoryx_refsource_SLACKWARE
- http://www.ubuntu.com/usn/USN-2785-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2791-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2819-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/articles/2043623
- https://access.redhat.com/security/cve/CVE-2015-7181 Vendor Advisory
- https://bto.bluecoat.com/security-advisory/sa119 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1192028 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1269345 Issue Tracking
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes x_refsource_CONFIRMVendor Advisory
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes x_refsource_CONFIRMVendor Advisory
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-7181
- https://security.gentoo.org/glsa/201512-10 vendor-advisoryx_refsource_GENTOO
- https://security.gentoo.org/glsa/201605-06 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2015-7181
- https://www.mozilla.org/security/announce/2015/mfsa2015-133.html
Change history (0)
No recorded changes yet.