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nvd[email protected]NVD:CVE-2020-6018
HistoryDec 02, 2020 - 1:15 a.m.

CVE-2020-6018

2020-12-0201:15:12
CWE-120
CWE-787
web.nvd.nist.gov
7
valve
game networking sockets
buffer overflow
remote code execution
aes_gcm_decryptcontext
memory corruption
cve-2020-6018

CVSS2

7.5

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

CVSS3

9.8

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

AI Score

10

Confidence

High

EPSS

0.009

Percentile

82.9%

Valve’s Game Networking Sockets prior to version v1.2.0 improperly handles long encrypted messages in function AES_GCM_DecryptContext::Decrypt() when compiled using libsodium, leading to a Stack-Based Buffer Overflow and resulting in a memory corruption and possibly even a remote code execution.

Affected configurations

Nvd
Node
valvesoftwaregame_networking_socketsRange<1.2.0
VendorProductVersionCPE
valvesoftwaregame_networking_sockets*cpe:2.3:a:valvesoftware:game_networking_sockets:*:*:*:*:*:*:*:*

CVSS2

7.5

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

CVSS3

9.8

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

AI Score

10

Confidence

High

EPSS

0.009

Percentile

82.9%

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