CVE-2021-22820
| Summary |
A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his password. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)
|
| Publication Date |
Jan. 29, 2022, 5:15 a.m. |
| Registration Date |
Jan. 29, 2022, 10 a.m. |
| Last Update |
Nov. 21, 2024, 2:50 p.m. |
|
CVSS3.1 : CRITICAL
|
| スコア |
9.8
|
| Vector |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 攻撃元区分(AV) |
ネットワーク |
| 攻撃条件の複雑さ(AC) |
低 |
| 攻撃に必要な特権レベル(PR) |
不要 |
| 利用者の関与(UI) |
不要 |
| 影響の想定範囲(S) |
変更なし |
| 機密性への影響(C) |
高 |
| 完全性への影響(I) |
高 |
| 可用性への影響(A) |
高 |
|
CVSS2.0 : HIGH
|
| Score |
7.5
|
| Vector |
AV:N/AC:L/Au:N/C:P/I:P/A:P |
| 攻撃元区分(AV) |
ネットワーク |
| 攻撃条件の複雑さ(AC) |
低 |
| 攻撃前の認証要否(Au) |
不要 |
| 機密性への影響(C) |
低 |
| 完全性への影響(I) |
低 |
| 可用性への影響(A) |
低 |
| Get all privileges. |
いいえ
|
| Get user privileges |
いいえ
|
| Get other privileges |
いいえ
|
| User operation required |
いいえ
|
Affected software configurations
| Configuration1 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_city_evc1s22p4:-:*:*:*:*:*:*:* |
| Configuration2 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_city_evc1s7p4:-:*:*:*:*:*:*:* |
| Configuration3 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_parking_evw2:-:*:*:*:*:*:*:* |
| Configuration4 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_parking_evf2:-:*:*:*:*:*:*:* |
| Configuration5 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_parking_evp2pe_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_parking_evp2pe:-:*:*:*:*:*:*:* |
| Configuration6 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware:*:*:*:*:*:*:*:* |
|
|
|
3.4.0.2 |
| execution environment |
| 1 |
cpe:2.3:h:schneider-electric:evlink_smart_wallbox_evb1a:-:*:*:*:*:*:*:* |
Related information, measures and tools
Common Vulnerabilities List