7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
65.8%
Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before 1.3.1, when NDEBUG is enabled, allow remote VNC servers to cause a denial of service (vncviewer crash) and possibly execute arbitrary code via vectors related to screen image rendering.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | tigervnc | <Β 1.12.0+dfsg-8 | tigervnc_1.12.0+dfsg-8_all.deb |
Debian | 11 | all | tigervnc | <Β 1.11.0+dfsg-2+deb11u1 | tigervnc_1.11.0+dfsg-2+deb11u1_all.deb |
Debian | 10 | all | tigervnc | <Β 1.9.0+dfsg-3+deb10u3 | tigervnc_1.9.0+dfsg-3+deb10u3_all.deb |
Debian | 999 | all | tigervnc | <Β 1.13.1+dfsg-2 | tigervnc_1.13.1+dfsg-2_all.deb |
Debian | 13 | all | tigervnc | <Β 1.13.1+dfsg-2 | tigervnc_1.13.1+dfsg-2_all.deb |
Debian | 10 | all | vnc4 | <Β 4.1.1+X4.3.0+t-1 | vnc4_4.1.1+X4.3.0+t-1_all.deb |
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
65.8%