CVE-2012-2978: Buffer Overflow
First published: Fri Jul 27 2012(Updated: )
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
Credit: cret@cert.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NLnet Labs Name Server Daemon | =3.0.0 | |
| NLnet Labs Name Server Daemon | =3.0.1 | |
| NLnet Labs Name Server Daemon | =3.0.2 | |
| NLnet Labs Name Server Daemon | =3.0.3 | |
| NLnet Labs Name Server Daemon | =3.0.4 | |
| NLnet Labs Name Server Daemon | =3.0.5 | |
| NLnet Labs Name Server Daemon | =3.0.6 | |
| NLnet Labs Name Server Daemon | =3.0.7 | |
| NLnet Labs Name Server Daemon | =3.0.8 | |
| NLnet Labs Name Server Daemon | =3.1.0 | |
| NLnet Labs Name Server Daemon | =3.1.1 | |
| NLnet Labs Name Server Daemon | =3.2.0 | |
| NLnet Labs Name Server Daemon | =3.2.1 | |
| NLnet Labs Name Server Daemon | =3.2.3 | |
| NLnet Labs Name Server Daemon | =3.2.4 | |
| NLnet Labs Name Server Daemon | =3.2.5 | |
| NLnet Labs Name Server Daemon | =3.2.6 | |
| NLnet Labs Name Server Daemon | =3.2.7 | |
| NLnet Labs Name Server Daemon | =3.2.8 | |
| NLnet Labs Name Server Daemon | =3.2.9 | |
| NLnet Labs Name Server Daemon | =3.2.10 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2012-2978?
CVE-2012-2978 is classified as a denial of service vulnerability, which can cause application crashes.
How do I fix CVE-2012-2978?
To fix CVE-2012-2978, upgrade NSD to version 3.2.12 or later.
Which versions of NSD are affected by CVE-2012-2978?
CVE-2012-2978 affects NSD versions 3.0.0 through 3.0.8, 3.1.0, 3.1.1, and 3.2.0 through 3.2.11.
What kind of attack does CVE-2012-2978 represent?
CVE-2012-2978 allows remote attackers to conduct a denial of service attack using crafted DNS packets.
Is CVE-2012-2978 easy to exploit?
Yes, CVE-2012-2978 is considered to be easily exploitable by remote attackers.
- agent/weakness
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/type
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/severity
- agent/references
- agent/author
- agent/description
- agent/event
- vendor/nlnetlabs
- canonical/nlnet labs name server daemon
- version/nlnet labs name server daemon/3.0.0
- version/nlnet labs name server daemon/3.0.1
- version/nlnet labs name server daemon/3.0.2
- version/nlnet labs name server daemon/3.0.3
- version/nlnet labs name server daemon/3.0.4
- version/nlnet labs name server daemon/3.0.5
- version/nlnet labs name server daemon/3.0.6
- version/nlnet labs name server daemon/3.0.7
- version/nlnet labs name server daemon/3.0.8
- version/nlnet labs name server daemon/3.1.0
- version/nlnet labs name server daemon/3.1.1
- version/nlnet labs name server daemon/3.2.0
- version/nlnet labs name server daemon/3.2.1
- version/nlnet labs name server daemon/3.2.3
- version/nlnet labs name server daemon/3.2.4
- version/nlnet labs name server daemon/3.2.5
- version/nlnet labs name server daemon/3.2.6
- version/nlnet labs name server daemon/3.2.7
- version/nlnet labs name server daemon/3.2.8
- version/nlnet labs name server daemon/3.2.9
- version/nlnet labs name server daemon/3.2.10