CRITICAL
libvncserver: Heap out-of-bounds write in rfbserver.c in rfbProcessFileTransferReadBuffer() allows for potential code execution (Incomplete fix for CVE-2018-15127)
Published Jan 30, 2019
9.8
CRITICALCVSS 3.1
EPSS 3.33%
Description
LibVNC through 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete.
Affected products
No data.
Configuration 1
- < 0.9.12
Configuration 2
OR
- 14.04
- 16.04
- 16.04
- 18.04
- 18.10
Configuration 3
OR
- 8.0
- 9.0
Configuration 4
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
Configuration 5
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
Configuration 6
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
Configuration 7
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
Configuration 8
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
Configuration 9
AND
- ≥ 3.0.0.0 · < 3.2.1.0
Running on/with
- n/a
No data.
Red Hat Enterprise Linux 6
libvncserver
Will not fix
Red Hat Enterprise Linux 7
libvncserver
Not affected
Red Hat Enterprise Linux 8
libvncserver
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libvncserver | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | libvncserver | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libvncserver | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (2)
References (15)
- http://www.securityfocus.com/bid/106825 vdb-entryx_refsource_BIDBroken Link
- https://access.redhat.com/security/cve/CVE-2018-20750 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1671405 Issue Tracking
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf x_refsource_CONFIRMPatchThird Party Advisory
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-13293 Advisory
- https://github.com/LibVNC/libvncserver/commit/09e8fc02f59f16e2583b34fe1a270c238bd9ffec x_refsource_MISCPatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/issues/273 x_refsource_MISCIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/01/msg00029.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-20750
- https://usn.ubuntu.com/3877-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/4547-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/4587-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-20750
- https://www.openwall.com/lists/oss-security/2018/12/10/8 x_refsource_MISCExploitMailing ListThird Party Advisory
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 30, 2019
Updated Aug 5, 2024
Reserved Jan 30, 2019
Link CVE-2018-20750
CISA Vulnrichment
Updated n/a
ENISA EUVD
EUVD-2018-13293 Assigner mitre
Published Jan 30, 2019
Updated Aug 5, 2024
Exploited since n/a
Link EUVD-2018-13293