CVE-2013-4854Bind Vulnerability
The RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to cause a denial of service (assertion failure and named daemon…
Published Jul 29, 2013 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2013-4854, DSA-2728-1
Key Facts
Patch immediately- CVE-2013-4854 is a high-severity vulnerability (CVSS 7.8 v2) affecting Bind (Isc), Dnsco Bind (Isc), Suse Linux Enterprise Software Development Kit and 22 more products.
- It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Jul 26, 2013. No public exploit code is known.
- EPSS estimates a 34% probability of exploitation in the next 30 days.
- Fixed versions are available, including Bind 32:9.8.2-0.17.rc1.0.2.el6_4.5, Bind 32:9.8.2-0.17.rc1.30.amzn1, Bind 32:9.8.2-0.17.rc1.el6_4.5.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Scores
CVSS v2
7.8
AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS (30-day exploit likelihood)
34%
Higher than 98.4% of all scored CVEs
Exploit maturity
Exploited (KEV)
ATLAS score
55/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Jul 26, 2013
-3 days after publication
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Exploited (KEV)
Public exploit code
0
Proof-of-concept links
In-the-wild evidence
2
Reports of active use
Advisories And Exploit References
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2013-4854
- advisoryFEDORA-2013-13863
- advisoryFEDORA-2013-13831
- advisorySUSE-SU-2013:1310
- advisoryopenSUSE-SU-2013:1354
- advisoryRHSA-2013:1114
Description
The RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query with a malformed RDATA section that is not properly handled during construction of a log message, as exploited in the wild in July 2013.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CIRCL KEV | Jul 26, 2013 | n/a | Not reported |
| Industry KEV feed | Jul 26, 2013 | n/a | Not reported |
Affected Products
220 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| BindIsc | 9.7.0, 9.7.0-b1, 9.7.0-p1, 9.7.0-p2, 9.7.0-rc1, 9.7.0-rc2, 9.7.1, 9.7.1-p1 | 32:9.8.2-0.17.rc1.30.amzn1 |
| Dnsco BindIsc | 9.9.3-s1, 9.9.4-s1b1 | n/a |
| Suse Linux Enterprise Software Development KitSuse | 11.0-sp2, 11.0-sp3 | n/a |
| FedoraFedoraproject | 18, 19 | n/a |
| FreebsdFreebsd | 8.0, 8.1, 8.2, 8.3, 8.4, 9.0, 9.1, 9.1-p4 | n/a |
Patched Releases
Bind
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1, 32:9.8.2-0.17.rc1.el6_4.5, 9.10.3P4-21.1, 9.9.4P2-0.6.1
bind-chroot
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1
bind-chrootenv
9.10.3P4-21.1, 9.9.4P2-0.6.1
bind-devel
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1, 9.10.3P4-21.1, 9.9.4P2-0.6.1, 9.9.6P1-0.5.5
bind-devel-32bit
9.10.3P4-21.1, 9.9.4P2-0.6.1
bind-doc
9.10.3P4-21.1, 9.9.4P2-0.6.1
bind-libs
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1, 9.9.4P2-0.6.1
bind-libs-32bit
9.9.4P2-0.6.1
bind-libs-x86
9.9.4P2-0.6.1
bind-lwresd
9.10.3P4-21.1
bind-sdb
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1
bind-utils
32:9.8.2-0.17.rc1.0.2.el6_4.5, 32:9.8.2-0.17.rc1.30.amzn1, 9.10.3P4-21.1, 9.9.4P2-0.6.1
bind9
1:9.7.3.dfsg-1~squeeze11, 1:9.8.4.dfsg.P1-6+nmu2+deb7u1, 1:9.8.4.dfsg.P1-6+nmu3
bind97
32:9.7.0-17.P2.el5_9.2
bind97-chroot
32:9.7.0-17.P2.el5_9.2
bind97-devel
32:9.7.0-17.P2.el5_9.2
bind97-libs
32:9.7.0-17.P2.el5_9.2
bind97-utils
32:9.7.0-17.P2.el5_9.2
idnkit
1.0-21.1
idnkit-devel
1.0-21.1
idnkit-devel-32bit
1.0-21.1
libbind9-140
9.10.3P4-21.1
libbind9-140-32bit
9.10.3P4-21.1
libdns162
9.10.3P4-21.1
libdns162-32bit
9.10.3P4-21.1
Timeline
Added to CIRCL KEV
Jul 26, 2013
Added to Industry KEV feed
Jul 26, 2013
Publicly disclosed
Jul 29, 2013
Last updated
Aug 4, 2026
References
- advisorysecurity-tracker.debian.org · CVE-2013-4854
- advisoryFEDORA-2013-13863
- advisoryFEDORA-2013-13831
- advisorySUSE-SU-2013:1310
- advisoryopenSUSE-SU-2013:1354
FAQ
Common Questions.
The RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query with a malformed RDATA s…
Affected: Bind (Isc) versions 9.7.0, 9.7.0-b1, 9.7.0-p1, 9.7.0-p2, 9.7.0-rc1, 9.7.0-rc2, 9.7.1, 9.7.1-p1; Dnsco Bind (Isc) versions 9.9.3-s1, 9.9.4-s1b1; Suse Linux Enterprise Software Development Kit versions 11.0-sp2, 11.0-sp3, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Jul 26, 2013.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Bind 32:9.8.2-0.17.rc1.0.2.el6_4.5, Bind 32:9.8.2-0.17.rc1.30.amzn1, Bind 32:9.8.2-0.17.rc1.el6_4.5.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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