CVE-2015-4495
Confirmed PUBLISHEDThe PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypass the...
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypass the Same Origin Policy, and read arbitrary files or gain privileges, via vectors involving crafted JavaScript code and a native setter, as exploited in the wild in August 2015.
- CVE Published
- Aug 08, 2015
- Exploitation Reported
- May 25, 2022
- CVSS
- 8.8 High
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- SUSE-SU-2015:1379 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00009...
- SUSE-SU-2015:1380 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00010...
- RHSA-2015:1581 rhn.redhat.com · Vendor Advisory http://rhn.redhat.com/errata/RHSA-2015-1581.html
- GLSA-201512-10 security.gentoo.org · Vendor Advisory https://security.gentoo.org/glsa/201512-10
- openSUSE-SU-2015:1389 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014...
Show 12 more references
- USN-2707-1 ubuntu.com · Vendor Advisory http://www.ubuntu.com/usn/USN-2707-1
- SUSE-SU-2015:1528 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016...
- SUSE-SU-2015:1449 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021...
- openSUSE-SU-2015:1390 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015...
- 37772 exploit-db.com · Exploit https://www.exploit-db.com/exploits/37772/
- 76249 securityfocus.com · VDB Entry http://www.securityfocus.com/bid/76249
- 1033216 securitytracker.com · VDB Entry http://www.securitytracker.com/id/1033216
- bugzilla.mozilla.org/show_bug.cgi bugzilla.mozilla.org · CVE Record https://bugzilla.mozilla.org/show_bug.cgi?id=1179262
- oracle.com/technetwork/topics/security/bulletinapr2016-... oracle.com · CVE Record http://www.oracle.com/technetwork/topics/security/bulletinapr2016-295...
- bugzilla.mozilla.org/show_bug.cgi bugzilla.mozilla.org · CVE Record https://bugzilla.mozilla.org/show_bug.cgi?id=1178058
- blog.mozilla.org/security/2015/08/06/firefox-exploit-found-in... blog.mozilla.org · CVE Record https://blog.mozilla.org/security/2015/08/06/firefox-exploit-found-in...
- mozilla.org/security/announce/2015/mfsa2015-78.html mozilla.org · CVE Record http://www.mozilla.org/security/announce/2015/mfsa2015-78.html
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2022-05-25 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:N/A:N
Exploitation Status
Exploited in the wild
Recorded 2022-05-25 00:00:00 UTC · CISA
Proof of concept available
Recorded 2015-08-10 22:46:46 UTC · GitHub
Weaknesses (CWE)
-
Origin Validation Error
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
github · Created 2015-08-10 22:46:46 UTC · 1 stars
Exploit for CVE-2015-4495 / mfsa2015-78
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
00:00 UTC about 4 years ago00:00 UTC · about 4 years ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
22:46 UTC almost 11 years ago22:46 UTC · almost 11 years ago
Public PoC available
Public proof-of-concept code published
-
00:00 UTC almost 11 years ago00:00 UTC · almost 11 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC about 11 years ago00:00 UTC · about 11 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2015-4495
{
"cve_id": "CVE-2015-4495",
"title": "The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1...",
"affected_vendor": "Mozilla",
"affected_product": "Firefox",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 8.8,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}