redis: cross-protocol attack using malicious HTTP request
Published Oct 24, 2017
7.4
HIGHCVSS 3.0
EPSS 2.15%
Description
networking.c in Redis before 3.2.7 allows "Cross Protocol Scripting" because it lacks a check for POST and Host: strings, which are not valid in the Redis protocol (but commonly occur when an attack triggers an HTTP request to the Redis TCP port).
Affected products
No data.
No data.
Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
redis
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)
redis
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools
redis
Will not fix
Red Hat Mobile Application Platform 4
redis
Not affected
Red Hat OpenStack Platform 10 (Newton)
redis
Will not fix
Red Hat OpenStack Platform 11 (Ocata)
redis
Not affected
Red Hat OpenStack Platform 12 (Pike)
redis
Not affected
Red Hat OpenStack Platform 8 (Liberty)
redis
Will not fix
Red Hat OpenStack Platform 8 (Liberty) Operational Tools
redis
Will not fix
Red Hat OpenStack Platform 9 (Mitaka)
redis
Will not fix
Red Hat OpenStack Platform 9 (Mitaka) Operational Tools
redis
Will not fix
Red Hat Software Collections
rh-redis32-redis
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | redis | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | redis | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools | redis | Will not fix | n/a |
| Red Hat Mobile Application Platform 4 | redis | Not affected | n/a |
| Red Hat OpenStack Platform 10 (Newton) | redis | Will not fix | n/a |
| Red Hat OpenStack Platform 11 (Ocata) | redis | Not affected | n/a |
| Red Hat OpenStack Platform 12 (Pike) | redis | Not affected | n/a |
| Red Hat OpenStack Platform 8 (Liberty) | redis | Will not fix | n/a |
| Red Hat OpenStack Platform 8 (Liberty) Operational Tools | redis | Will not fix | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) | redis | Will not fix | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) Operational Tools | redis | Will not fix | n/a |
| Red Hat Software Collections | rh-redis32-redis | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat mitigation
This issue can be mitigated by configuring Redis to require clients to authenticate with password. Password authentication can be enabled using the 'requirepass' directive in the redis.conf configuration file.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.15% (0.02147) | 81.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.15% (0.02147) | 79.65th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.55% (0.00551) | 65.35th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.86% (0.01864) | 72.05th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.55% (0.00551) | 66.03th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00174) | 55.82th | v3 (v2023.03.01) |
| May 8, 2023 | 0.17% (0.00174) | 53.00th | v3 (v2023.03.01) |
| Mar 17, 2023 | 0.26% (0.00258) | 61.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00266) | 62.40th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
References (8)
- http://www.securityfocus.com/bid/101572 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-10517 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1515245 Issue Tracking
- https://github.com/antirez/redis/commit/874804da0c014a7d704b3d285aa500098a931f50 x_refsource_MISCIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-10517
- https://raw.githubusercontent.com/antirez/redis/3.2/00-RELEASENOTES x_refsource_MISCIssue TrackingThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-10517
- https://www.reddit.com/r/redis/comments/5r8wxn/redis_327_is_out_important_security_fixes_inside/ x_refsource_MISCIssue TrackingThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/101572 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2016-10517 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1515245 | Issue Tracking | |
| https://github.com/antirez/redis/commit/874804da0c014a7d704b3d285aa500098a931f50 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-10517 | ||
| https://raw.githubusercontent.com/antirez/redis/3.2/00-RELEASENOTES | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2016-10517 | ||
| https://www.reddit.com/r/redis/comments/5r8wxn/redis_327_is_out_important_security_fixes_inside/ | x_refsource_MISCIssue TrackingThird Party Advisory |
Change history (0)
No recorded changes yet.