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GoogleCVE-2020-8919

HistoryDec 10, 2020 - 11:15 a.m.

CVE-2020-8919

2020-12-1011:15:11

CWE-285

CWE-863

Google

web.nvd.nist.gov

cve-2020-8919

information leak

vulnerability

gerrit

access control

nvd

CVSS2

2.7

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:A/AC:L/Au:S/C:P/I:N/A:N

CVSS3

3.5

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

AI Score

3.8

Confidence

High

EPSS

0.001

Percentile

27.9%

JSON

An information leak vulnerability exists in Gerrit versions prior to 2.15.21, 2.16.25, 3.0.15, 3.1.10, 3.2.5 where a missing access check on the branch REST API allows an attacker with only the default set of priviledges to read all other user’s personal account data as well as sub-trees with restricted access.

Affected configurations

Nvd

Vulners

Node

googlegerritRange2.15.0–2.15.21

googlegerritRange2.16.0–2.16.25

googlegerritRange3.0.0–3.0.15

googlegerritRange3.1.0–3.1.10

googlegerritRange3.2.0–3.2.5

VendorProductVersionCPE
googlegerrit*cpe:2.3:a:google:gerrit:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	gerrit	*	cpe:2.3:a:google:gerrit::::::::

CNA Affected

[
  {
    "product": "Gerrit",
    "vendor": "Gerrit",
    "versions": [
      {
        "changes": [
          {
            "at": "2.16.25",
            "status": "unaffected"
          },
          {
            "at": "3.0.15",
            "status": "unaffected"
          },
          {
            "at": "3.1.10",
            "status": "unaffected"
          },
          {
            "at": "3.2.5",
            "status": "unaffected"
          }
        ],
        "lessThan": "2.15.21",
        "status": "affected",
        "version": "stable",
        "versionType": "custom"
      }
    ]
  }
]

References

gerrit.googlesource.com/gerrit/+/0532fb876cb86bc091a91f78e6f28fff9e39ca65

www.gerritcodereview.com/2.15.html#21521

www.gerritcodereview.com/2.16.html#21625

www.gerritcodereview.com/3.0.html#3014

www.gerritcodereview.com/3.1.html#3110

www.gerritcodereview.com/3.2.html#325

CVSS2

2.7

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:A/AC:L/Au:S/C:P/I:N/A:N

CVSS3

3.5

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

AI Score

3.8

Confidence

High

EPSS

0.001

Percentile

27.9%

JSON

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